Specifications - Navistar INTERNATIONAL DT 466 Service Manual

154
Specifications
Table 13 Valve Specifications
Camshaft lobe lift
Valve face angle
Valve face margin (min.)
Valve face-to-valve stem runout (max.)
Valve lash (cold), intake and exhaust
Valve stem diameter (new condition)
Valve stem-to-valve guide clearance (max.)
Table 14 Valve Spring Specifications
Free length
Solid height (max.)
Valve closed test length @ 410.1 ± 24.5 N (92.2 ± 5.5
lbf) test load
Valve closed test length @ 764.2 ± 48.9 N (171.8 ±
11.0 lbf) test load
Table 15 Cylinder Head Specifications
Cylinder head gasket surface flatness
Cylinder head thickness
Exhaust valve seat insert counterbore diameter
Exhaust valve seat outside diameter
Intake valve seat insert counterbore diameter
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
CYLINDER HEAD AND VALVE TRAIN
Intake and Exhaust Valve Springs
EGES-265-2
Follow all warnings, cautions, and notes.
© 2009 Navistar, Inc.
Intake: 6.68 mm (0.263 in)
Exhaust: 6.91 mm (0.272 in)
Intake: 59.75 - 60.00°
Exhaust: 44.75 - 45.00°
Intake: 1.32 mm (0.052 in)
Exhaust: 1.16 mm (0.046 in)
0.038 mm (0.0015 in)
0.48 mm (0.019 in)
Intake: 7.928 ± 0.0089 mm (0.3121 ± 0.00035
in)
Exhaust: 7.908 ± 0.0089 mm (0.3113 ± 0.00035
in)
Intake: 0.10 mm (0.004 in)
Exhaust: 0.11 mm (0.005 in)
52.35 mm (2.061 in)
27.43 mm (1.080 in)
40 mm (1.575 in)
29.3 mm (1.155 in)
0.10 mm (0.004 in.) per 229 mm (9.0 in)
New: 160.48 mm (6.318 in)
Minimum: 159.97 mm (6.298 in)
Standard: 37.503 ± 0.003 mm (1.477 ± 0.001 in)
Oversize: 0.05 mm (0.002 in) 37.55 ± 0.03 mm
(1.478 ± 0.001 in)
Standard: 37.56 mm (1.479 in)
Oversize: 0.05 mm (0.002 in) 37.61 mm (1.481 in)
Standard: 33.50 ± 0.03 mm (1.319 ± 0.001 in)